<!DOCTYPE html>
<html>
    <head>
        <style>
body {
    text-align: center;
background: transparent;
}
#loading{
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 1;
    width: 150px;
    height: 150px;
    margin: -75px 0 0 -75px;
    border: 16px solid #f3f3f3;
    border-radius: 50%;
    border-top: 16px solid #3498db;
    width: 120px;
    height: 120px;
    animation: spin 2s linear infinite;
}

    @keyframes spin {
        0% { transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
    }
        </style>
    </head>
    <body>
        <div class="d-flex justify-content-center" style="background: transparent;">
            <div class="spinner-border" role="status" style="background: transparent;">
                <span class="sr-only" id="loading"></span>
            </div>
        <p>
        <i>Loading...</i>
        </p>

        </div>
    </body>
</html>
